REF5050MDREP datasheet(4/18 Pages) TI

4 / 18 page

REF5020-EP, REF5025-EP

REF5040-EP, REF5050-EP

SBOS471A – APRIL 2010 – REVISED JUNE 2010

www.ti.com

ELECTRICAL CHARACTERISTICS: ALL DEVICES

Boldface limits apply over the specified temperature range, TA = –55°C to 125°C.

At TA = 25°C, ILOAD = 0, CL = 1 mF, and VIN = (VOUT + 0.2 V) to 18 V, unless otherwise noted.

REF50xx

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

OUTPUT VOLTAGE TEMPERATURE DRIFT

Output Voltage Temperature

dVOUT/dT

Drift

REF5025

6.5

ppm/°C

REF5050

6.5

ppm/°C

All other devices

ppm/°C

LINE REGULATION

Line Regulation

dVOUT/dVIN

REF5020(1)

VIN = 2.7 V to 18V

0.1

ppm/V

All other devices

VIN = VOUT + 0.2 V

0.1

ppm/V

Over Temperature

ppm/V

LOAD REGULATION

Load Regulation

dVOUT/dILOAD

REF5020

–10 mA < ILOAD < +10 mA, VIN = 3 V

ppm/mA

All other devices

–10 mA < ILOAD < +10 mA, VIN = VOUT + 0.75 V

ppm/mA

Over Temperature

ppm/mA

SHORT-CIRCUIT CURRENT

Short-Circuit Current

ISC

VOUT = 0

TEMP PIN

Voltage Output

At TA = 25°C

575

Temperature Sensitivity

2.64

mV/°C

TURN-ON SETTLING TIME

Turn-On Settling Time

To 0.1% with CL = 1 mF

200

POWER SUPPLY

Supply Voltage

See Note (1)

VOUT + 0.2

(1)

Quiescent Current

0.8

Over Temperature

1.25

TEMPERATURE RANGE

Specified Range

–55

125

°C

Operating Range

–55

125

°C

Thermal Resistance

qJA

150

°C/W

(1)

For VOUT ≤ 2.5 V, the minimal supply voltage is 2.7 V.

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Product Folder Link(s): REF5020-EP REF5025-EP REF5040-EP REF5050-EP

REF5050MDREP 数据表(PDF) 4 Page - Texas Instruments

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